<template>
	<view>
		<!-- 搜索组件 -->
		<view class="search-box">
			<my-search @click="gotoSearch"></my-search>
		</view>
		<!-- 轮播图s -->
	    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
	      <!-- 循环渲染轮播图的 item 项 -->
	      <swiper-item v-for="(item, i) in swiperList" :key="i">
	        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id='+item.goods_id">
	          <!-- 动态绑定图片的 src 属性 -->
	          <image :src="item.image_src"></image>
	        </navigator>
	      </swiper-item>
	    </swiper>
		<!-- 轮播图e -->
		<!-- 分类导航s -->
		<view class="nav-list">
		   <view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandler(item)">
		     <image :src="item.image_src" class="nav-img"></image>
		   </view>
		</view>
		<!-- 分类导航e -->
		<!-- 楼层大区域s -->
		<view class="floor-list">
		  <view class="floor-item" v-for="(item, i) in floorList" :key="i">
		    <!-- 楼层标题 -->
		    <image :src="item.floor_title.image_src" class="floor-title"></image>
			<!-- 楼层中图片 -->
			<view class="floor-img-box">
			  <!-- 左侧  大图片的盒子 -->
			  <navigator class="left-img-box" :url="item.product_list[0].url">
			    <image :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
			  </navigator>
			  <!-- 右侧 4 个小图片的盒子 -->
			  <view class="right-img-box">
			    <navigator class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2" v-if="i2 !== 0" :url="item2.url">
			      <image :src="item2.image_src" mode="widthFix" :style="{width: item2.image_width + 'rpx'}"></image>
			    </navigator>
			  </view>
			</view>
		  </view>
		</view>
		<!-- 楼层大区域e -->
	</view>
</template>

<script>
	import badgeMix from '@/mixins/tabbar-badge.js'
	export default {
	  mixins: [badgeMix],
	  data() {
		return {
		  swiperList: [],
		  navList: [],
		  floorList: [],	
		}
	  },
	  onLoad() {
		this.getSwiperList();   //首页-轮播图
		this.getNavList()		//首页-分类导航
		this.getFloorList()		//首页-楼层区域
	  },
	  methods: {
		async getSwiperList() {
		  // 3.1 发起请求
		  const {data:res}= await uni.$http.get('/api/public/v1/home/swiperdata')
		  // console.log(res) 
		  if (res.meta.status !== 200) {
			return uni.$showMsg()
		  }
		  this.swiperList = res.message
		  // uni.$showMsg('请求成功')
		},
		async getNavList() {
		      const { data: res } = await uni.$http.get('/api/public/v1/home/catitems')
		      if (res.meta.status !== 200) return uni.$showMsg()
		      this.navList = res.message
		},
		navClickHandler(item){
			if(item.name==='分类'){
				uni.switchTab({
					url:'/pages/cate/cate'
				})
			}
		},
		async getFloorList() {
		      const { data: res } = await uni.$http.get('/api/public/v1/home/floordata')
		      if (res.meta.status !== 200) return uni.$showMsg()
			  // 通过双层 forEach 循环，处理 URL 地址
			  res.message.forEach(floor => {
			      floor.product_list.forEach(prod => {
			        prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]  //将他分成两节，取后面那一节
			      })
			  })
		      this.floorList = res.message
			  
		},
		//搜索跳转Search
		gotoSearch() {
		  uni.navigateTo({
		    url: '/subpkg/search/search'
		  })
		}
	  } 
	}
</script>

<style lang="scss" scoped>
// 轮播图
swiper {
 height:330rpx;

 .swiper-item,
 image {
   width:100%;
   height:100%;
 }
}
// 分类
.nav-list {
  display: flex;
  justify-content: space-around;
  margin: 15px 0;

  .nav-img {
    width: 128rpx;
    height: 140rpx;
  }
}
// 楼
.floor-title {
  height: 60rpx;
  width: 100%;
  display: flex;
}
.right-img-box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}

.floor-img-box {
  display: flex;
  padding-left: 10rpx;
}
// 虹吸
.search-box {
  // 设置定位效果为“吸顶”
  position: sticky;
  // 吸顶的“位置”
  top: 0;
  // 提高层级，防止被轮播图覆盖
  z-index: 999;
}
</style>
